Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Polybasite & Argentite

Views:
Watches:
ESM534434

Polybasite & Argentite

Description Tabs

Description
Locality: 
Guanajuato, Guanajuato, Mexico
Class: 
Combination
Size Range: 
Thumbnail (1-3cm)
Size: 
1.9 × 2.8 × 2.3 cm
Description

“Melted” looking polybasite crystals with pyrite microcrystals

 

Mineral Data
What's on the rock

Polybasite

Formula: 
[(Ag,Cu)6(Sb,As)2S7][Ag9CuS4]
Strunz: 
2.GB.15
Crystal System: 
Monoclinic - Prismatic
Hardness: 
2.5 - 3.0
Streak: 
black

Argentite

Renamed To: 

Acanthite

Formula: 
Ag2S
Strunz: 
2.BA.35
Hardness: 
2.0 - 2.5
Item Toolbox